CN109056652A - A kind of channel revetment structure and its construction method - Google Patents
A kind of channel revetment structure and its construction method Download PDFInfo
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- CN109056652A CN109056652A CN201811059972.2A CN201811059972A CN109056652A CN 109056652 A CN109056652 A CN 109056652A CN 201811059972 A CN201811059972 A CN 201811059972A CN 109056652 A CN109056652 A CN 109056652A
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- curved panel
- top surface
- steel bushing
- layer
- grid spacer
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses a kind of channel revetment structure and its construction method, which includes that soil backfill layer, at least three groups of cambered surface shaping equipments, concrete layer and stone build layer.The construction method includes: a, excavation of foundation pit；B, unwrapping wire is measured to foundation pit；C, curved panel is processed；D, single group cambered surface shaping equipment is installed；E, cambered surface shaping equipment is laid with；F, concrete layer pours；G, stone builds layer setting.Installation is fixed to curved panel by arc steel bushing in the present invention, and the supporting surface that can pile up curved panel as sand stone layer is not influenced by ground；Individual space is respectively formed in the present invention between grid spacer and arc steel bushing, grid spacer plays a supporting role to sandstone, prevent sandstone from tumbling, the height that sandstone is laid with simultaneously is on the basis of the top surface of grid spacer, the sand stone layer of filling is enabled to pile the bowed state of design, and then make the concrete layer finally poured also to reach the arc top surface of design.
Description
Technical field
The invention belongs to river training works technical fields, and in particular to a kind of channel revetment structure and its construction method.
Background technique
Restoration of the ecosystem, which refers to, stops human interference to the ecosystem, with the pressure that lightens the load, by the ecosystem self
Regulating power makes it develop to orderly direction with self organization ability, or utilizes this self-recovery energy of the ecosystem
Power is aided with artificial measures, restores the ecosystem destroyed gradually or develops the ecosystem to benign cycle direction；It is main
Refer to and is dedicated to those under natural mutation and the effect of human activity by the recovery for the natural ecosystems destroyed and reconstruction work
Make, the looks of restored ecosystem script.
Ecological riverway reparation is one of field of restoration of the ecosystem, is repaired at present using ecological revetment to ecological riverway
It is multiple.Ecological riverway shore protection refers to combining using plant or plant with civil engineering, one protected river slope surface
Kind river course slope protection form；It can be except preventing riverbank from collapsing, and being also equipped with interpenetrates river water with soil, enhances river self-cleaning
Ability has the river course slope protection form of certain natural landscape effect.Ecological riverway shore protection collection flood control effect, ecological effect, landscape effect
It should be not only a much progress of bank-protection works construction, will also become the master of bank-protection works construction from now on the effect of self-purification in one
Stream.The prior art is when constructing to channel revetment, the first throwing building stones at foundation pit, then is laid with non-woven fabrics in the top layer of building stones, so
The Cast-in-situ Piles in Sand-filling stone on non-woven fabrics afterwards, then casting concrete.When pouring facing concrete, in order to realize top surface arc, generally will
The top surface of the building stones of throwing piles bowed state, but in practical throwing, building stones are tumbled vulnerable to the influence of soil, are made
The bowed state of design can not be piled at building stones, so that the concrete finally poured is also unable to reach the arc top surface of design.
Summary of the invention
Above-mentioned technical problem present in present invention aims to solve the prior art, provide a kind of channel revetment structure and
Its construction method, enables the concrete layer finally poured to reach the arc top surface of design, and work progress is not influenced by ground.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of channel revetment structure, it is characterised in that: backfill layer, at least three groups of cambered surface shaping equipments, coagulations including soil
Soil layer and stone build layer, are fixedly connected between two adjacent groups cambered surface shaping equipment, cambered surface shaping equipment includes pedestal and arc
Panel, the top surface of pedestal are fixedly connected with steel pipe, and the top surface of steel pipe is fixedly connected with arc steel bushing, and curved panel is fixedly connected on
In arc steel bushing, soil backfills the lower section that layer is set to curved panel, and the top surface of pedestal is fixedly connected with drainpipe, and drainpipe is embedded
In soil backfill layer, grid spacer is welded at arc steel bushing, the bottom surface of grid spacer is close to the top surface of curved panel, arc
Shape panel is equipped with through-hole, and the top surface of curved panel is equipped with geotextiles, and geotextiles are set to the top of through-hole, are filled with sand in geotextiles
Rock layers, the top surface of sand stone layer flush with the top surface of grid spacer, and concrete layer pours top surface and grid spacer in sand stone layer
On top surface.
Further, curved panel is equipped with U-shaped board, U-shaped board clamping drainpipe.By the self weight of U-shaped board to drainpipe into
Row limit prevents drainpipe from deviateing setting position.
Further, the top surface of pedestal is welded with fixture block, and fixture block is fixed with steel-pipe welding, realizes that steel pipe is fixed on the top of pedestal
On face.
Further, arc steel bushing is fixed with steel-pipe welding, and support rod is welded between arc steel bushing and steel pipe, realizes arc
Steel bushing is fixed on the top surface of steel pipe.
Further, curved panel is equipped with reference line, and grid spacer corresponds to each other setting with reference line, so that grid spacer is equal
It is even to be distributed on curved panel.
Further, laterally adjacent two tube chamber welds with base are fixed, and connector is equipped at four angles of curved panel, two neighboring
Connection wooden unit is equipped between connector, connection wooden unit is fixed in connector by iron nail, realizes two adjacent groups cambered surface sizing dress
It is fixedly connected between setting.
A kind of construction method of channel revetment structure, it is characterised in that include the following steps:
A, excavation of foundation pit, and flatten foundation pit surface；
B, unwrapping wire is measured to foundation pit, cooks up channel revetment structure construction area；
C, curved panel is processed: according to the size of channel revetment structure construction area, selecting the arc of corresponding length and radian
Shape panel, then cutting aperture is carried out to curved panel, the unified through-hole of shape, size is opened up out, then in the table of curved panel
Reference line is marked using watercolor pencil in face, and reference line setting position is corresponded to each other with grid spacer predeterminated position；
D, single group cambered surface shaping equipment is installed
(1) pedestal fixed point installation: according to the size of channel revetment structure construction area, the pre-buried pedestal in foundation pit, two pieces
Subject to length between pedestal and the length of channel revetment structure construction area, then drainpipe is set between pedestal, drainpipe
Upper end be connected to drainage system on the bank；
(2) arc steel bushing is installed: being cut, is connect in the fixed steel pipe in the top surface of pedestal, then by steel pipe stretching base portion
Arc steel bushing is vertically fixed on steel pipe；
(3) curved panel is installed: first curved panel being laterally passed into arc steel bushing, then measures curved panel respectively
The distance between two sides and arc steel bushing guarantee that the two sides of curved panel are identical as the distance between arc steel bushing, then use
Fixture exerts a force to the top surface of arc steel bushing with bottom surface simultaneously, deforms arc steel bushing, and curved panel is clamped in arc steel bushing,
It is screwed into tapping screw in the bottom of arc steel bushing again, and tapping screw is screwed on curved panel；
(4) grid spacer is installed: according to the position of the reference surface line of curved panel, grid spacer being snapped onto arc one by one
On shape steel bushing, then grid spacer is corresponding with reference line, while will be welded and fixed between grid spacer and arc steel bushing；
(5) geotextile laying: the top surface of curved panel is divided into two kinds of laying work area by grid spacer and arc steel bushing, then
Two kinds of laying work areas are measured respectively, then geotextiles are cut, every kind of laying work area corresponds to dimension
Geotextiles, geotextiles are provided with 2-3cm surplus with the comparison of corresponding laying work area, are then laid with geotextile laying to corresponding
In region, and by the remaining edge contraction of geotextiles, the remaining side of geotextiles is close to the side of grid spacer, the remaining side of geotextiles and arc
The side of shape steel bushing is close to, and the geotextiles that then will exceed curved panel are cut off；
E, cambered surface shaping equipment is laid with: cambered surface shaping equipment is placed into foundation pit one by one, is placed from centre to both sides, and
It will be fixedly connected between two adjacent groups cambered surface shaping equipment, then block up in the lower end of drainpipe into polybag, then in curved panel
Soil is backfilled between foundation pit, is formed soil and is backfilled layer, then soil is backfilled into lamination in fact；
F, concrete layer pours: sand stone layer is first inserted in geotextiles, the top surface of sand stone layer and the top surface of grid spacer are neat
It puts down, then whole watering is carried out to sand stone layer, then casting concrete layer；
G, stone builds layer setting: after completion concrete layer pours, in overall structure by heap masonry block at river, then pouring
Concrete, the outermost that stone builds layer is inclined surface.
Further, in step d (2) part, in the concrete operations of the fixed steel pipe in the top surface of pedestal, first on the top of pedestal
Face is welded with fixture block, and the fixture block for fixing same root steel pipe is in same straight line, and fixture block opening direction is consistent.
Further, in step d (2) part, arc steel bushing is vertically fixed in the concrete operations of steel pipe, first by arc
Steel bushing holding is vertically welded on the top surface of steel pipe, further according to the distance between arc steel bushing and steel pipe, is drawn to support rod
Then support rod after cutting is welded between arc steel bushing and steel pipe by wire cutting.
Further, the casting concrete layer in step f uses grade for the mortar cement of M20, and deformation joint, seam is arranged in every 5m
Wide 10mm.
The present invention is by adopting the above-described technical solution, have the advantages that
1, drainpipe, the upper end of drainpipe and row on the bank will be arranged in work progress in the present invention between pedestal
Water system connection, so that the rainwater that drainage system on the bank is collected into is passed into river from drainpipe, prevents from occurring on the bank
Seeping phenomenon.
2, installation is fixed to curved panel by arc steel bushing in the present invention, can pile up curved panel as sand stone layer
Supporting surface, do not influenced by ground；Grid spacer is snapped onto arc-shaped steel one by one and put on by the present invention, then by grid spacer with
Reference line is corresponding, while will be welded and fixed between grid spacer and arc steel bushing, is positioned such that between partition and arc steel bushing
Be respectively formed individual space, grid spacer plays a supporting role to sandstone, prevent sandstone from tumbling, at the same sandstone be laid with height with
On the basis of the top surface of grid spacer, the sand stone layer of filling is enabled to pile the bowed state of design, and then makes finally to pour mixed
Solidifying soil layer can also reach the arc top surface of design.
3, laying work area of the present invention between grid spacer and arc steel bushing is laid with geotextiles, so that sand stone layer setting exists
In geotextiles, the setting of geotextiles can prevent sandstone to be lost, while geotextiles good water permeability, when sprinkling water to sand stone layer,
Water energy is flowed out from the through-hole of curved panel, guarantees the concrete layer stable homogeneous in sand stone layer, crack does not occur.The present invention exists
When specific laying geotextiles, every kind of laying work area corresponds to the geotextiles of dimension, and geotextiles are compared with corresponding laying work area
It is provided with 2-3cm surplus, then by geotextile laying into corresponding laying work area, and by the remaining edge contraction of geotextiles, geotechnique
The remaining side of cloth is close to the side of grid spacer, and the remaining side of geotextiles is close to the side of arc steel bushing, can prevent geotextiles from going out
Existing wrinkling.
4, cambered surface shaping equipment is placed into foundation pit, when being laid with to cambered surface shaping equipment from centre by the present invention one by one
It places, and will be fixedly connected between two adjacent groups cambered surface shaping equipment to both sides, increase whole stability, while with centre
Cambered surface shaping equipment is standard, prevents overall structure laterally setting inclination.
5, the present invention backfills soil after being laid with to cambered surface shaping equipment between curved panel and foundation pit, forms soil
Layer is backfilled, then soil is backfilled into lamination in fact, soil backfill layer plays a supporting role to whole device, prevents structure from deformation feelings occur
Condition.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of structural schematic diagram of channel revetment structure in the present invention；
Fig. 2 is the structural schematic diagram when present invention is installed in pedestal fixed point；
Fig. 3 is the structural schematic diagram when present invention is installed in arc steel bushing；
Fig. 4 is the structural schematic diagram when present invention is installed in curved panel；
Fig. 5 is the structural schematic diagram when present invention is installed in grid spacer；
Fig. 6 is the structural schematic diagram of curved panel in the present invention；
Fig. 7 is the structural schematic diagram being fixedly connected between two adjacent groups cambered surface shaping equipment in the present invention.
Specific embodiment
As shown in Figures 1 to 7, layer 1, at least three groups of arcs are backfilled for a kind of channel revetment structure in the present invention, including soil
Face shaping equipment 2, concrete layer 3 and stone build layer 18, are fixedly connected between two adjacent groups cambered surface shaping equipment 2.
Cambered surface shaping equipment 2 includes pedestal 4 and curved panel 5, and the top surface of pedestal 4 is fixedly connected with steel pipe 6, pedestal 4
Top surface is welded with fixture block 13, and fixture block 13 is welded and fixed with steel pipe 6, realizes that steel pipe 6 is fixed on the top surface of pedestal 4.The top of steel pipe 6
Face is fixedly connected with arc steel bushing 7, and curved panel 5 is fixedly connected in arc steel bushing 7, and soil backfills layer 1 and is set to curved panel 5
Lower section.Arc steel bushing 7 is welded and fixed with steel pipe 6, and support rod 14 is welded between arc steel bushing 7 and steel pipe 6, realizes arc-shaped steel
Set 7 is fixed on the top surface of steel pipe 6.The top surface of pedestal 4 is fixedly connected with drainpipe 8, and drainpipe 8 is embedded in soil backfill layer 1
In.Curved panel 5 is equipped with U-shaped board 12,12 clamping drainpipe 8 of U-shaped board.Drainpipe 8 is limited by the self weight of U-shaped board 12
Position prevents drainpipe 8 from deviateing setting position.Grid spacer 9, the bottom surface of grid spacer 9 and arcwall face are welded at arc steel bushing 7
It is close to the top surface of plate 5.Curved panel 5 is equipped with reference line 15, and grid spacer 9 corresponds to each other setting with reference line 15, so that positioning
Partition 9 is evenly distributed on curved panel 5.Curved panel 5 is equipped with through-hole 10, and the top surface of curved panel 5 is equipped with geotextiles, soil
Work is laid in the top of through-hole 10.Sand stone layer 11 is filled in geotextiles, the top surface of sand stone layer 11 and the top surface of grid spacer 9 are neat
Flat, concrete layer 3 is poured on the top surface of sand stone layer 11 and the top surface of grid spacer 9.
Laterally adjacent two pedestals 4 are welded and fixed, and connector 16, two neighboring company are equipped at four angles of curved panel 5
Connection wooden unit 17 is equipped between interface 16, connection wooden unit 17 is fixed in connector 16 by iron nail, realizes two adjacent groups cambered surface
It is fixedly connected between shaping equipment 2.
A kind of construction method of channel revetment structure, includes the following steps:
A, excavation of foundation pit, and flatten foundation pit surface
B, unwrapping wire is measured to foundation pit, cooks up channel revetment structure construction area.
C, curved panel 5 is processed: according to the size of channel revetment structure construction area, selecting the arc of corresponding length and radian
Shape panel 5, then cutting aperture is carried out to curved panel 5, open up out the unified through-hole 10 of shape, size.Then in curved panel 5
Surface reference line 15 is marked using watercolor pencil, reference line 15 is arranged position and corresponds to each other with 9 predeterminated position of grid spacer.
D, single group cambered surface shaping equipment 2 is installed
(1) fixed point of pedestal 4 installation: according to the size of channel revetment structure construction area, the pre-buried pedestal 4 in foundation pit, two
Subject to length between block pedestal 4 and the length of channel revetment structure construction area.Drainpipe 8, row are set between pedestal 4 again
The upper end of water pipe 8 is connected to drainage system on the bank.
(2) arc steel bushing 7 is installed: being cut in the fixed steel pipe 6 in the top surface of pedestal 4, then by the stretching of steel pipe 64 part of pedestal
It cuts, is then vertically fixed to arc steel bushing 7 on steel pipe 6.
In the concrete operations of the fixed steel pipe 6 in the top surface of pedestal 4, it first is welded with fixture block 13 in the top surface of pedestal 4, for solid
The fixture block 13 for determining same root steel pipe 6 is on same straight line, and the opening direction of fixture block 13 is consistent.
By in arc the steel bushing 7 vertically concrete operations fixed to steel pipe 6, first keep arc steel bushing 7 to be vertically welded to steel
On the top surface of pipe 6, further according to the distance between arc steel bushing 7 and steel pipe 6, scribing line cutting is carried out to support rod 14, then will be cut
Support rod 14 after cutting is welded between arc steel bushing 7 and steel pipe 6.
(3) curved panel 5 is installed: being first laterally passed into arc steel bushing 7 curved panel 5, then is measured arcwall face respectively
The distance between the two sides of plate 5 and arc steel bushing 7 guarantee that the two sides of curved panel 5 are identical as the distance between arc steel bushing 7.
Then it is exerted a force simultaneously to the top surface of arc steel bushing 7 with bottom surface using fixture, deforms arc steel bushing 7, curved panel 5 is clamped at
In arc steel bushing 7.It is screwed into tapping screw in the bottom of arc steel bushing 7 again, and tapping screw is screwed on curved panel 5.
(4) grid spacer 9 is installed: according to the position of the reference surface line 15 of curved panel 5, one by one being blocked grid spacer 9
Enter onto arc steel bushing 7, then grid spacer 9 is corresponding with reference line 15, while will be between grid spacer 9 and arc steel bushing 7
It is welded and fixed.
(5) geotextile laying: the top surface of curved panel 5 is divided into two kinds of laying area by grid spacer 9 and arc steel bushing 7
Domain, then two kinds of laying work area is measured respectively, then geotextiles are cut, the corresponding corresponding rule of every kind of laying work area
The geotextiles of lattice, geotextiles are provided with 2-3cm surplus with the comparison of corresponding laying work area.Then by geotextile laying to accordingly
In laying work area, and by the remaining edge contraction of geotextiles, the remaining side of geotextiles is close to the side of grid spacer 9, geotextiles it is remaining
Side is close to the side of arc steel bushing 7, and the geotextiles that then will exceed curved panel 5 are cut off.
E, cambered surface shaping equipment 2 is laid with: cambered surface shaping equipment 2 is placed into foundation pit one by one, is placed from centre to both sides,
And it will be fixedly connected between two adjacent groups cambered surface shaping equipment 2.It blocks up again in the lower end of drainpipe 8 into polybag, then in arc
Soil is backfilled between panel 5 and foundation pit, is formed soil and is backfilled layer 1, then soil backfill layer 1 is compacted.
F, concrete layer 3 pours: sand stone layer 11, top surface and the grid spacer 9 of sand stone layer 11 are first inserted in geotextiles
Top surface flushes, then carries out whole watering to sand stone layer 11, then casting concrete layer 3, casting concrete layer 3 use grade for
Deformation joint, slit width 10mm is arranged in the mortar cement of M20, every 5m.
G, stone builds layer 18 and is arranged: after completion concrete layer 3 pours, in overall structure by heap masonry block at river, then
Casting concrete, the outermost that stone builds layer 18 is inclined surface.
1, drainpipe 8 will be arranged in work progress in the present invention between pedestal 4, the upper end of drainpipe 8 and on the bank
Drainage system connection, so that the rainwater that drainage system on the bank is collected into is passed into river from drainpipe 8, prevents from going out on the bank
Existing seeping phenomenon.
2, installation is fixed to curved panel 5 by arc steel bushing 7 in the present invention, can regard curved panel 5 as sand stone layer
11 supporting surfaces piled up, are not influenced by ground；The present invention one by one snaps onto grid spacer 9 on arc steel bushing 7, then will determine
Position partition 9 is corresponding with reference line 15, while will be welded and fixed between grid spacer 9 and arc steel bushing 7, is positioned such that partition 9
Individual space is respectively formed between arc steel bushing 7, grid spacer 9 plays a supporting role to sandstone, prevents sandstone from tumbling, simultaneously
The height that sandstone is laid with enables the sand stone layer 11 of filling to pile the bowed state of design on the basis of the top surface of grid spacer 9,
The arc top surface of design can be reached by making the concrete layer finally poured 3 also in turn.
3, laying work area of the present invention between grid spacer 9 and arc steel bushing 7 is laid with geotextiles, so that sand stone layer 11 is set
It sets in geotextiles, the setting of geotextiles can prevent sandstone to be lost, while geotextiles good water permeability, spill when to sand stone layer 11
When water, water energy is flowed out from the through-hole 10 of curved panel 5, is guaranteed 3 stable homogeneous of concrete layer in sand stone layer 11, is not split
Seam.For the present invention when being specifically laid with geotextiles, every kind of laying work area corresponds to the geotextiles of dimension, and geotextiles are spread with corresponding
If regional correlation is provided with 2-3cm surplus, then by geotextile laying into corresponding laying work area, and by the remaining side of geotextiles
It folds, the remaining side of geotextiles is close to the side of grid spacer 9, and the remaining side of geotextiles is close to the side of arc steel bushing 7, can prevent
Only there is wrinkling in geotextiles.
4, cambered surface shaping equipment 2 is placed into foundation pit, therefrom by the present invention one by one when being laid with to cambered surface shaping equipment 2
Between placed to both sides, and will be fixedly connected between two adjacent groups cambered surface shaping equipment 2, increase whole stability, while in
Between cambered surface shaping equipment 2 be standard, prevent overall structure laterally setting inclination.
5, the present invention backfills soil after being laid with to cambered surface shaping equipment 2 between curved panel 5 and foundation pit, forms soil
Earth backfills layer 1, then soil backfill layer 1 is compacted, and soil backfill 1 pair of whole device of layer is played a supporting role, and prevents structure from occurring
Deformation.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (10)
1. a kind of channel revetment structure, it is characterised in that: backfill layer, at least three groups of cambered surface shaping equipments, concrete including soil
Layer and stone build layer, are fixedly connected between cambered surface shaping equipment described in two adjacent groups, the cambered surface shaping equipment includes pedestal
And curved panel, the top surface of the pedestal are fixedly connected with steel pipe, the top surface of the steel pipe is fixedly connected with arc steel bushing, described
Curved panel is fixedly connected in the arc steel bushing, and the soil backfill layer is set to the lower section of the curved panel, the bottom
The top surface of seat is fixedly connected with drainpipe, and the drainpipe is embedded in the soil backfill layer, welds at the arc steel bushing
There is grid spacer, the bottom surface of the grid spacer is close to the top surface of the curved panel, and the curved panel is equipped with through-hole, institute
The top surface for stating curved panel is equipped with geotextiles, and the geotextiles are set to the top of the through-hole, are filled with sand in the geotextiles
Rock layers, the top surface of the sand stone layer are flushed with the top surface of the grid spacer, and the concrete layer is poured in the sand stone layer
On top surface and the top surface of the grid spacer.
2. a kind of channel revetment structure according to claim 1, it is characterised in that: the curved panel is equipped with U-shaped board,
Drainpipe described in the U-shaped board clamping.
3. a kind of channel revetment structure according to claim 1, it is characterised in that: the top surface of the pedestal is welded with card
Block, the fixture block are fixed with the steel-pipe welding.
4. a kind of channel revetment structure according to claim 1, it is characterised in that: the arc steel bushing and the steel pipe welding
Fixation is connect, is welded with support rod between the arc steel bushing and the steel pipe.
5. a kind of channel revetment structure according to claim 1, it is characterised in that: the curved panel is equipped with reference line,
The grid spacer corresponds to each other setting with the reference line.
6. a kind of channel revetment structure according to claim 1, it is characterised in that: laterally adjacent two tube chamber welds with base
It is fixed, it is equipped with connector at four angles of the curved panel, connection wooden unit is equipped between the two neighboring connector, it is described
Connection wooden unit is fixed in the connector by iron nail.
7. a kind of construction method based on channel revetment structure described in claim 1, it is characterised in that include the following steps:
A, excavation of foundation pit, and flatten foundation pit surface；
B, unwrapping wire is measured to foundation pit, cooks up channel revetment structure construction area；
C, curved panel is processed: according to the size of channel revetment structure construction area, selecting the arcwall face of corresponding length and radian
Plate, then cutting aperture is carried out to curved panel, the unified through-hole of shape, size is opened up out, is then adopted on the surface of curved panel
Reference line is marked with watercolor pencil, reference line setting position is corresponded to each other with grid spacer predeterminated position；
D, single group cambered surface shaping equipment is installed
(1) pedestal fixed point installation: according to the size of channel revetment structure construction area, the pre-buried pedestal in foundation pit, two pieces of pedestals
Between length and channel revetment structure construction area length subject to, then drainpipe is set between pedestal, drainpipe it is upper
End is connected to drainage system on the bank；
(2) arc steel bushing is installed: being cut in the fixed steel pipe in the top surface of pedestal, then by steel pipe stretching base portion, then will
Arc steel bushing is vertically fixed on steel pipe；
(3) curved panel is installed: first curved panel being laterally passed into arc steel bushing, then measures the two sides of curved panel respectively
The distance between arc steel bushing guarantees that the two sides of curved panel are identical as the distance between arc steel bushing, then uses fixture
It exerting a force simultaneously to the top surface of arc steel bushing with bottom surface, deforms arc steel bushing, curved panel is clamped in arc steel bushing, then
The bottom of arc steel bushing is screwed into tapping screw, and tapping screw is screwed on curved panel；
(4) grid spacer is installed: according to the position of the reference surface line of curved panel, grid spacer being snapped onto arc-shaped steel one by one
It puts on, then grid spacer is corresponding with reference line, while will be welded and fixed between grid spacer and arc steel bushing；
(5) geotextile laying: the top surface of curved panel is divided into two kinds of laying work area by grid spacer and arc steel bushing, then to two
The laying work area of kind measures respectively, then cuts to geotextiles, every kind of laying work area corresponds to the geotechnique of dimension
Cloth, geotextiles are provided with 2-3cm surplus with the comparison of corresponding laying work area, then by geotextile laying to corresponding laying work area
In, and by the remaining edge contraction of geotextiles, the remaining side of geotextiles is close to the side of grid spacer, the remaining side of geotextiles and arc-shaped steel
The side of set is close to, and the geotextiles that then will exceed curved panel are cut off；
E, cambered surface shaping equipment is laid with: cambered surface shaping equipment being placed into foundation pit one by one, is placed from centre to both sides, and by phase
It is fixedly connected between adjacent two groups of cambered surface shaping equipments, then blocks up in the lower end of drainpipe into polybag, then in curved panel and base
Soil is backfilled between hole, is formed soil and is backfilled layer, then soil is backfilled into lamination in fact；
F, concrete layer pours: sand stone layer is first inserted in geotextiles, the top surface of sand stone layer is flushed with the top surface of grid spacer, then
Whole watering is carried out to sand stone layer, then casting concrete layer；
G, stone builds layer setting: after completion concrete layer pours, in overall structure by heap masonry block at river, then pouring coagulation
Soil, the outermost that stone builds layer is inclined surface.
8. a kind of construction method of channel revetment structure according to claim 7, it is characterised in that: step d (2) part
In, in the concrete operations of the fixed steel pipe in the top surface of pedestal, it first is welded with fixture block in the top surface of pedestal, for fixing same root steel
The fixture block of pipe is on same straight line, and fixture block opening direction is consistent.
9. a kind of construction method of channel revetment structure according to claim 7, it is characterised in that: step d (2) part
In, arc steel bushing is vertically fixed in the concrete operations of steel pipe, arc steel bushing is first kept to the top surface for being vertically welded to steel pipe
On, further according to the distance between arc steel bushing and steel pipe, scribing line cutting is carried out to support rod, then welds the support rod after cutting
It connects between arc steel bushing and steel pipe.
10. a kind of construction method of channel revetment structure according to claim 7, it is characterised in that: pouring in step f
Concrete layer uses grade for the mortar cement of M20, and deformation joint, slit width 10mm is arranged in every 5m.
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| JP2012036678A (en) * | 2010-08-10 | 2012-02-23 | Taiyo Kogyo Corp | Hanger for block mat, and block mat laying method using the same |
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| CN207452830U (en) * | 2017-08-22 | 2018-06-05 | 赵楠 | A kind of ecological riverway system of hydraulic engineering |
| CN108442318A (en) * | 2018-02-01 | 2018-08-24 | 浙江水利水电学院 | A kind of construction method of ecological revetment for riparian protection |
| CN208949835U (en) * | 2018-09-12 | 2019-06-07 | 浙江建设职业技术学院 | A kind of channel revetment structure |
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2018
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Patent Citations (5)
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|---|---|---|---|---|
| JP2012036678A (en) * | 2010-08-10 | 2012-02-23 | Taiyo Kogyo Corp | Hanger for block mat, and block mat laying method using the same |
| CN106930234A (en) * | 2017-03-21 | 2017-07-07 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of High-cold regions earth and rockfill dam protective slope structure and its construction method |
| CN207452830U (en) * | 2017-08-22 | 2018-06-05 | 赵楠 | A kind of ecological riverway system of hydraulic engineering |
| CN108442318A (en) * | 2018-02-01 | 2018-08-24 | 浙江水利水电学院 | A kind of construction method of ecological revetment for riparian protection |
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